The Entertainer by SupremeVision is latest development in wireless entertainment systems. This new 3-band, stationary wireless receiver is easy to mount on stationary fitness equipment. Connects to monitor audio output on TV, broadcasting the clearest hi-fidelity signals possible without hard-wiring hassles. The Entertainer includes 3-band receiver, easy-mount bracket and attachment ties to mount The Entertainer on the frame of any piece of stationary exercise equipment. Otherwise, you need SV301RPS AC power adapter withRJ45 plug (optional). The SV301 transmitter needs an SV301TPS AC power adapter (included).